Home / 11,522.49-17,279.90-4,500.69

Finding the Fourth Proportional to 11,522.49, 17,279.90 and 4,500.69

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Solution

The fourth proportional to 11,522.49, 17,279.90 and 4,500.69 is: 6,749.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.49 : 17,279.90 = 4,500.69 : x
  2. Step 2: Convert to fraction form
    11,522.49/17,279.90 = 4,500.69/x
  3. Step 3: Cross multiply
    11,522.49x = 17,279.90 × 4,500.69
  4. Step 4: Simplify right side
    11,522.49x = 77,771,391.45
  5. Step 5: Solve for x
    x = 77,771,391.45/11,522.49
  6. Step 6: Final answer
    x = 6,749.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.